dataaccessoperator.java

QUICKSTARTS SPRING QUICKSTARTS SPRING QUICKSTARTS SPRING

package quickstart.dao;

/*
 * Copyright 2007, Sualeh Fatehi <[e-mail]>
 * 
 * This work is licensed under the Creative Commons Attribution 3.0 License. 
 * To view a copy of this license, visit 
 * http://creativecommons.org/licenses/by/3.0/ 
 * or send a letter to 
 * Creative Commons
 * 171 Second Street, Suite 300, San Francisco, California, 94105, USA.
 */

import java.util.List;

import org.hibernate.SessionFactory;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

public final class DataAccessOperator<T> extends HibernateDaoSupport {

	public DataAccessOperator(final SessionFactory sessionFactory) {
		setSessionFactory(sessionFactory);
	}

	public void delete(final T entity) {
		getHibernateTemplate().delete(entity);
	}

	@SuppressWarnings("unchecked")
	public T find(final Class<T> clazz, final long id) {
		return (T) getHibernateTemplate().load(clazz, id);
	}

	@SuppressWarnings("unchecked")
	public List<T> findAll(final Class<T> clazz) {
		return getHibernateTemplate().find("from " + clazz.getName());
	}

	public void save(final T entity) {
		getHibernateTemplate().saveOrUpdate(entity);
	}

}